◎ 题干
— I'm worried about my English. 
— ______ harder ______ you will catch up with your classmates.

[     ]

A. Working; and
B. To work; or
C. Work; and
D. Worked; or
◎ 答案
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◎ 解析
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◎ 知识点
    根据魔方格专家分析,试题“— I'm worried about my English.— ______ harder ______ you will catch up with your classmates. [ ]A. Working; and B. To work; or C. Work; and D. Worked;…”主要考查了你对  【并列连词】【祈使句】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。